Before setting off on the trip I looked at the cost of using my UK SIM abroad, the prices were ridiculous! 1Mb of data costs an absolute fortune. I switched my contract down to PAYG and decided to carry it as an emergency only. Global SIMs also seemed to offer really bad value for money. Yes, the minutes and data were cheaper than using your own SIM abroad but the cost was still high. Solution: My solution has been to buy a SIM card in each country that I plan on spending longer than a few weeks in. These SIMs are usually picked up cheaply in 7/11 stores anywhere in any town or city. Important: The best value usually comes from buying the cheapest SIM card then looking online for short term plans, such as a data bundle or call and text plan. I bought a tourist SIM in Thailand which had unlimited data for 7 days, I then paid about the same for a 30 day 750mb data plan. That was with Dtac, i found all the plans on their website and was able to purchase using my credit card. In the Philippines a 30 day 1Gb plan cost me £6.70 (P500). I had to put that credit on my phone then by entering a code I was subscribed to that plan. Overseas Calls: Sometimes you just have to call back home. For this I use Skype. I get a good WiFi connection make the call, for the price of a local...